{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-64005", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-07-19T07:54:57.026Z", "datePublished": "2026-07-19T14:56:21.608Z", "dateUpdated": "2026-07-19T14:56:21.608Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-07-19T14:56:21.608Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/smc: Do not re-initialize smc hashtables\n\nINIT_HLIST_HEAD(&smc_v*_hashinfo.ht) are called after smc_nl_init(),\nproto_register() and sock_register(). This can lead to smc_v*_hashinfo.ht\nbeing reset even though hash entries already exist and are being used,\npossibly resulting in a corrupted list.\n\nRemove unnecessary and dangerous re-initialisation of smc_v*_hashinfo.ht in\nsmc_init(); it is implicitly initialised to zero anyhow. Add\nHLIST_HEAD_INIT to the definitions for clarity."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/smc/af_smc.c"], "versions": [{"version": "f16a7dd5cf27eeda187425c9c7d96802a549f9c4", "lessThan": "cdc79c05cc375f68ae87b0c74fdaac1a5c93155a", "status": "affected", "versionType": "git"}, {"version": "f16a7dd5cf27eeda187425c9c7d96802a549f9c4", "lessThan": "2006605006e5a4a11d93e1ebdbbe95764d24276f", "status": "affected", "versionType": "git"}, {"version": "f16a7dd5cf27eeda187425c9c7d96802a549f9c4", "lessThan": "64c96e497d5ada0b90e99bf58f893aa2b73dcfbc", "status": "affected", "versionType": "git"}, {"version": "f16a7dd5cf27eeda187425c9c7d96802a549f9c4", "lessThan": "ed7a758313011885347b854e97cb95903ef3c3f7", "status": "affected", "versionType": "git"}, {"version": "f16a7dd5cf27eeda187425c9c7d96802a549f9c4", "lessThan": "0cc9d0ac22d02f1ba1884de5d6de9eaf8b45d82d", "status": "affected", "versionType": "git"}, {"version": "f16a7dd5cf27eeda187425c9c7d96802a549f9c4", "lessThan": "55cba6b883b41e5922c00ba9d4e3262131f46f1b", "status": "affected", "versionType": "git"}, {"version": "f16a7dd5cf27eeda187425c9c7d96802a549f9c4", "lessThan": "5ec939367e700722ffbb1b7cacccbb1a3cf0ebd1", "status": "affected", "versionType": "git"}, {"version": "f16a7dd5cf27eeda187425c9c7d96802a549f9c4", "lessThan": "9e4389b0038781f19f97895186ed941ff8ac1678", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/smc/af_smc.c"], "versions": [{"version": "4.11", "status": "affected"}, {"version": "0", "lessThan": "4.11", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.259", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.210", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.176", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.143", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.93", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.35", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0.12", "lessThanOrEqual": "7.0.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.11", "versionEndExcluding": "5.10.259"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.11", "versionEndExcluding": "5.15.210"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.11", "versionEndExcluding": "6.1.176"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.11", "versionEndExcluding": "6.6.143"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.11", "versionEndExcluding": "6.12.93"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.11", "versionEndExcluding": "6.18.35"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.11", "versionEndExcluding": "7.0.12"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.11", "versionEndExcluding": "7.1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/cdc79c05cc375f68ae87b0c74fdaac1a5c93155a"}, {"url": "https://git.kernel.org/stable/c/2006605006e5a4a11d93e1ebdbbe95764d24276f"}, {"url": "https://git.kernel.org/stable/c/64c96e497d5ada0b90e99bf58f893aa2b73dcfbc"}, {"url": "https://git.kernel.org/stable/c/ed7a758313011885347b854e97cb95903ef3c3f7"}, {"url": "https://git.kernel.org/stable/c/0cc9d0ac22d02f1ba1884de5d6de9eaf8b45d82d"}, {"url": "https://git.kernel.org/stable/c/55cba6b883b41e5922c00ba9d4e3262131f46f1b"}, {"url": "https://git.kernel.org/stable/c/5ec939367e700722ffbb1b7cacccbb1a3cf0ebd1"}, {"url": "https://git.kernel.org/stable/c/9e4389b0038781f19f97895186ed941ff8ac1678"}], "title": "net/smc: Do not re-initialize smc hashtables", "x_generator": {"engine": "bippy-1.2.0"}}}}

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